69 TransAm A/MP

[HP HUNTER]

Originally Posted by Lynn A McCarty

Circla 1982-83


It was 440 inches 428-4bolt block, Pontiac 990 crank, Howard alum rods, steel OEM RAV heads.

4.182 bore
4.00 stroke
428 Pontiac 4 bolt block
990 Pontiac crank
2.25 intake x 1.72 exhaust titanium (3/8 stem)
Intake Flow: 388 @ 0.900 lift(CJ Batten)
Exhaust Flow: 227 @ 0.700
Isky roller .660 lift 262@0.50
1.65 Rocker
14.5:1 comp
2 1/4 headers
Twin 1050 dominators
Sheet metal intake
Howard alum rods
Ross pistons
engine by Bill Foder
860HP@8200


69 Firebird Trans Am
Competition Engineering Chassis
Doug Nash 5sp-320first x 1.00 5th
5.67 33-spine
Legal minimum weight 3400lbs incl driver(weighed in 3430lbs)
(National record for this class was 9.41 in 1981, dropped to 8.92 abt 1982-83)
Best MPH: 146
est build cost: $70,000

Aw, the good ole days!